| Starter | Tm | Tier | Game |
|---|---|---|---|
| Steve Carlton | PHI | 11.22 | 198007060_PHI_SLN |
| Steve Rogers | WAS | 6.56 | 198007060_WAS_NYN |
| Craig Swan | NYN | 5.79 | 198007060_WAS_NYN |
| Ron Guidry | NYA | 4.36 | 198007100_NYA_TEX |
| Bob Welch | LAN | 4.03 | 198007050_SFN_LAN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mike Parrott | SEA | -4.01 | 198007050_SEA_KCA |
| Chris Knapp | ANA | -3.86 | 198007050_ANA_MIL |
| Steve McCatty | OAK | -3.17 | 198007062_OAK_CHA |
| Pete Falcone | NYN | -2.62 | 198007050_WAS_NYN |
| Ken Kravec | CHA | -2.48 | 198007062_OAK_CHA |
Based on accumulated WAA for this season up to 1980-07-10.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 6.12 | Steve Carlton | 155.3 | PHI |
| +002+ | 5.19 | Larry Gura | 145.3 | KCA |
| +004+ | 4.81 | J.R. Richard | 110.3 | HOU |
| +006+ | 4.57 | Jerry Reuss | 105.7 | LAN |
| +009+ | 4.32 | Mike Norris | 145.3 | OAK |
| +010+ | 4.02 | Bob Welch | 118.3 | LAN |
| +014+ | 3.44 | Britt Burns | 119.3 | CHA |
| +015+ | 3.41 | Don Sutton | 95 | LAN |
| +018+ | 3.29 | David Palmer | 97 | WAS |
| +022+ | 3.07 | Rudy May | 71 | NYA |
| +026+ | 2.92 | Craig Swan | 115 | NYN |
| +035+ | 2.75 | Steve Rogers | 143.3 | WAS |
| +041+ | 2.69 | Moose Haas | 125.7 | MIL |
| +044+ | 2.56 | Vida Blue | 133.7 | SFN |
| +045+ | 2.55 | Pete Vuckovich | 132 | SLN |
| +047+ | 2.52 | Jim Clancy | 119.3 | TOR |
| +050+ | 2.47 | Tommy John | 131.7 | NYA |
| +052+ | 2.44 | Jim Bibby | 125.7 | PIT |
| +054+ | 2.41 | Eddie Whitson | 134.3 | SFN |
| +058+ | 2.31 | Steve Stone | 119 | BAL |
| +062+ | 2.22 | Jim Palmer | 106.3 | BAL |
| +064+ | 2.15 | Dave Stieb | 124.7 | TOR |
| +071+ | 1.92 | Reggie Cleveland | 82 | MIL |
| +077+ | 1.82 | Frank Pastore | 125.3 | CIN |
| +081+ | 1.69 | Rick Honeycutt | 115 | SEA |
_